Custom Software Development

The development of websites, geographic information systems, automated online services, databases and effective solutions for other problems.
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Services

Ruby on Rails + Crystal

Here at TwinSlash we’ve decided to focus on Ruby and Ruby on Rails development for Web projects, adding Crystal to our benefit where necessary.
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Mobile based on React

Twinslash company provides you with react native application development services: natively rendering mobile apps for iOS and Android platforms.
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Redmine Plugins Development

When working in a big team with members dispersed across different locations, it definitely helps to have a workflow management tool. Redmine is a project management application which is written in Ruby on Rails.
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Industries

Case Studies

Developing & Maintaining Platform for Language Learning
  • Education
  • Web Application

Developing & Maintaining Platform for Language Learning

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ISP Telecom: Improving Logic & Architecture for TPP
  • Web Application

ISP Telecom: Improving Logic & Architecture for TPP

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FTO: Improving processes for Information Systems with RedmineUp

FTO: Improving processes for Information Systems with RedmineUp

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Customers

w!zz
Forbes
Uber
Windows
hublot
Nintendo

Recent blog posts

Cut IT Overhead by 27%: The Strategic Financial Advantage of Outstaffing for European Tech Leaders
  • June 10, 2026

Cut IT Overhead by 27%: The Strategic Financial Advantage of Outstaffing for European Tech Leaders

The traditional in-house hiring model is becoming a financial liability for agile technology companies. Fixed salaries, mandatory social benefits, and infrastructure costs create rigid expense structures that hinder scalability. Companies that fail to adopt flexible engagement models face inflated operational expenditures and increased market latency. Implementing strategic outstaffing reduces direct labor costs by up to 27% while eliminating long-term employment risks. This approach transforms human resources from a fixed cost center into a variable, performance-driven asset.
What is Node JS and What Is It Used For?
  • April 26, 2023

What is Node JS and What Is It Used For?
10 JavaScript Frameworks Worth Checking Out in 2023: Number 8 Is Our Favourite
  • February 09, 2023

10 JavaScript Frameworks Worth Checking Out in 2023: Number 8 Is Our Favourite